Fit for 25.2V 21.6V Cordless Flexxo Vacuum Cleaner models BBH3211GB/01, BBH3211GB/03, BBH3251GB/01, BBH3PETGB/01, BBH3251GB/03, BBH3Z0025/01, BBH3Z0025/03. These filters are essential for your vacuum cleaner to work properly. They trap fine dust particles and prevent them from being released back into the air in your home. It is important to clean and replace them regularly. As part of normal maintenance, the filter can be easily removed and replaced. It is recommended to replace the filter every 2 to 3 months, depending on frequency of use, to keep your device running as efficiently as possible. Color: black + red Material: plastic Package Contents: 2 * Motor protection filter Only the above package content is included; other items are not included. Note: Light and different display settings may cause the color of the item to appear slightly different from the real thing. Measurement error allowance is +/- 1-3 cm.